And now to lady gaga. The superstar is opening up about her controversial weight gain. She's known for encouraging fans to celebrate their differences. But now she's taking on her own critics singing the praises of another superstar. Abc's paula faris has the story. Reporter: Never shy about flaunting her famous figure. ♪ I was born this way. Reporter: The once slender lady gaga says in a new interview that while she may not are heavier, she's not apologizing, telling "stylist" magazine she's outraged that her weight is making the headlines. When I heard it's on the news where they talk about wars and economy crashing, this is expletive ridiculous. What kind of example is that to a young girl sitting at home. And gaga came on, gained the weight and that sparks a news story. Reporter: And she posted these photos on her website with the caption bulimia and anorexia since I was 15. When I eat, I healthy. The star tells "stylist" that this criticism is unfair noting that adele has not been targeted in tabloids. Adele is bigger than me, how come nobody says anything about it? She's so wonderful and I think her confidence is something i have to match. She has set the bar so high. Adele has never put her body out there. She just sings. For gaga, if you do that, you're showing off your body and making it the subject of conversation. Reporter: This morning, gaga does not appear to be shying away from that conversation nor prove, it seems, that she can continue to embrace the mantra she so famously sings. For "good morning america," paula faris, abc news, new york.

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